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            <h1 class="sub_title">Invalid User Input</h1>

            <p>This error occurs when a user gives invalid input.  For example if you are trying to read into
                an int variable and the user enters something that is not a number then you will get this error</p>

            <h1 class="special">Code:</h1>
            <pre class="code">
int my_int
bool my_bool
string my_string
array my_array[10]

define main {

read my_int
# user must enter a number
read my_bool
# user must enter either 'true' or 'false'
read my_string
# user can enter anything that does not contain a " symbol
read my_array[0]
# user must enter a number

}</pre>
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